Cookies always piggyback on the regular request response cycle in MySQL, so to work with cookies, you must have a request coming in or a response going back. As for cookie values, you can set up PHP to automatically put cookie values in a superglobal form from which you can retrieve values. Learn other valuable information about working with cookies in this online tutorial.
In this chapter, we will learn to work with cookies and sessions. …From the two previous chapters, we learned to create basic web pages and web forms. …Otherwise known as GET and POST requests. But, there's a third way that we can get …data from our users, and that's from their browser cookies. …You're probably already familiar with browser cookies. …They're small bits of data that a website asks your browswer to keep around. …Cookies are important because they give us, as web developers, the ability to …store user's state. To remember who the user is and what they …were doing. Without cookies, web servers don't …recognize when multiple page requests come from the same user.…
You may be thinking well, what about their IP address, isn't that the same? …Well, sure, each request probably does come from the same IP. …But more than one person can share an IP address. …In fact, it's very common on wireless networks. …And it's also just as possible that a single user can change IP addresses …between requests. Imagine that they're on a mobile phone …
- What is PHP?
- Installing and configuring PHP and MySQL
- Exploring data types
- Controlling code with logical expressions and loops
- Using PHP's built-in functions
- Writing custom functions
- Building dynamic webpages
- Working with forms and form data
- Using cookies and sessions to store data
- Connecting to MySQL with PHP
- Creating and editing database records
- Building a content management system
- Adding user authentication
Skill Level Beginner
Q: This course was revised on 6/4/2013. What changed?
A: The old version of this course was 6 years old and it was time for a complete revision, using PHP 5.4. (The tutorials will work with any version of PHP and covers any differences you might encounter). The author has also added updated installation instructions for Mac OS X Mountain Lion and Windows 8. The topics and end project are the same, but the code is slightly different. It also addresses frequently asked questions from the previous version.
Q: This course was updated on 5/20/2015. What changed?
A: We added one movie called "Changing the document root in Yosemite," which helps the Mac installation run more smoothly.
1. PHP Overview
2. Mac Installation
3. Windows Installation
4. First Steps
5. Exploring Data Types
6. Control Structures: Logical Expressions
7. Control Structures: Loops
8. User-Defined Functions
10. Building Web Pages with PHP
11. Working with Forms and Form Data
12. Working with Cookies and Sessions
13. MySQL Basics
14. Using PHP to Access MySQL
15. Building a Content Management System (CMS)
16. Using Site Navigation to Choose Content
17. Application CRUD
18. Building the Public Area
19. Regulating Page Access
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